CN201336993Y

CN201336993Y - Double spectacle lens safety helmet

Info

Publication number: CN201336993Y
Application number: CNU2009200668671U
Authority: CN
Inventors: 谢金龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-01-14
Filing date: 2009-01-14
Publication date: 2009-11-04
Anticipated expiration: 2019-01-14

Abstract

The utility model relates to a double spectacle lens safety helmet; a switch component which can be pulled and pushed by force application is arranged at one side of outside of a safety helmet body, and a connecting bar is swung by virtue of the switch component, and a driving crank is actuated in a sliding connection way for swinging through the connecting bar, so as to lead a sun-shading lens two sides of which are arranged on the driving crank and on a driven crank at the other side to be linked to be opened by upward lifting and to be contained in the upper part of the safety helmet body, and to be linked downwards for being used for shielding; therefore, the sun-shading lens can be matched with a wind-shielding lens outside the original sun-shading lens of the safety helmet body to form the double spectacle lens safety helmet; meanwhile, by adopting the structure design that the sun-shading lens can be independently linked by external operation, the double spectacle lens safety helmet achieves the effect and purpose of simplicity and convenience and being in accordance to human operating requirements.

Description

The safety cap of bimirror chip

Technical field

The utility model system is relevant with a kind of safety cap, more detailed it, be meant a kind of safety cap that can operate the bimirror chip of interlock sunshade eyeglass from the outside application of force of safety cap especially.

Background technology

Early stage safety cap adopts single lens design mostly, just on the safety cap body, install the eyeglass that keeps out the wind additional, mainly be to provide the function of keeping out the wind, so generally be transparent glasses lens,, just must wear sunglasses in addition if desire to keep the sun off, inconvenient in the use, therefore, the safety cap structure technology that the two lens notion is arranged then is by exploitation creation successively, and providing keeps out the wind has the sunshade dual-use function concurrently in the hope of constructing by two lens.

Yet, the two lens helmet construction that the habit formula is disclosed, some sunshade eyeglass adopts the design that is installed in this eyeglass outside of keeping out the wind, and its shortcoming comprises: the first, this sunshade eyeglass seems lofty less than the eyeglass that keeps out the wind so be installed on the eyeglass outside of keeping out the wind, aesthetic property is not good.The second, be subjected to the keeping out the wind eyeglass restriction of this sunshade eyeglass can't be near user's eye, so that influence sight line and shaded effects.The 3rd, some sunshade eyeglass can't use separately, causes the eyeglass that kept out the wind easily when using the sunshade eyeglass to disturb.The 4th, some sunshade eyeglass can only be adjusted displacement up and down, and is subjected to the upper and lower displacement travel limits, makes the sunshade eyeglass can't leave user's sight line fully, and causes visual interference, visual angle and security that influence drives.The 5th, the handover operation of some the sunshade eyeglass and the eyeglass that keeps out the wind must rely on hand directly to adjust eyeglass itself and reach; For example: when desiring to use the sunshade eyeglass separately, must the sunshade eyeglass up be stirred together with the eyeglass that keeps out the wind with hand and start or displacement, with hand the sunshade eyeglass is down dialled again and changeed cover down, comparatively complicated except adjusting operation sequence, if in the middle of driving, carry out, also be easier to block sight line and cause danger.The 6th, some sunshade eyeglass polarization deficiency drops driving to get loose easily in rocking, and causes inconvenience in the use with dangerous.

The two lens helmet construction that above-mentioned known patent disclosed, some sunshade eyeglass adopts the design that is installed in the eyeglass inboard of keeping out the wind, except promoting the aesthetic property, also there are above-mentioned many shortcomings mostly, especially this sunshade eyeglass can't be operated by external switch, and during essential directly start eyeglass itself, when safety cap is in the user mode of two lens, and desire to switch to the user mode of eyeglass of keeping out the wind, the user must raise the eyeglass that keeps out the wind earlier, raise the sunshade eyeglass again, the eyeglass that keeps out the wind under the cover again, inconvenience especially in the use.Secondly, above-mentioned sunshade eyeglass sees through the mode of start eyeglass itself and operates, and the eyeglass of also making dirty easily when particularly hand is dirty, and then influences the security that drives.Moreover above-mentioned sunshade eyeglass all is positioned at the safety cap body exterior, except being hidden in the safety cap body, cause overall aesthetics not good outside, can be subjected to the restriction of safety cap body too, and can't be effectively near user's eye, so that influence sight line and shaded effects.Therefore, the two lens helmet construction that above-mentioned each known patent case is disclosed still has many parts that waits to improve and break through.

The utility model content

Main purpose of the present utility model provides a kind of safety cap of bimirror chip, simple and convenient and meet the demand of hommization operation.

To achieve these goals, the safety cap of bimirror chip of the present utility model comprises:

One safety cap body;

One eyeglass that keeps out the wind, its two side-line are hubbed at this safety cap body two respectively and pick up the ears to be opened and down shielding and can up lift at portion outside wall surface place;

Two cranks have a driving crank, and a driven crank; This driving crank and driven crank respectively have a pivot end and a stiff end; This pivot end system is hubbed at the madial wall place of this relative ear of safety cap body position respectively;

One sunshade eyeglass, its two side-line is mounted on respectively on the stiff end of this driving crank and driven crank, and can be opened hidden accept in this safety cap body upper interior and up lift along with this driving crank pivot interlock, or down shielding is used;

One connecting rod has a drive end, a driven end, and a pivot joint position that is positioned between this drive end and this driven end; This pivot joint position is articulated in this safety cap body madial wall predetermined position; Slip mutually between the pivot end of this driven end system and this driving crank and stiff end, when making this drive end stressed, can this pivot joint position be axis of rotation, force this driven end to produce swing, and on this driving crank, produce in the locating slip through this driven end, this driving crank of start can up be lifted the sunshade eyeglass by start and opens or down shielding together with sunshade eyeglass on it and driven crank;

One switch module, be limited being installed in slippingly on this safety cap body lateral wall predetermined position, and this switch module has a start position, the drive end that can suitably link this connecting rod, when making this switch module by past unlatching or closing direction passing, can see through this connecting rod and driving crank, come this sunshade eyeglass of interlock up to lift and open or down shielding.

Be provided with a limit sliding chutes between the pivot end of this driving crank and stiff end; Be equipped with a slide block on the driven end of this connecting rod, slip mutually with this limit sliding chutes, and in this limit sliding chutes locating slip and this driving crank of start.

The safety cap of described bimirror chip also includes a switch seat board, is mounted on this safety cap body, which is provided with the positioning runner of a two ends broad; The moved end system that does of this switch module is made of a start projection, passes this positioning runner, and the location of sliding between these positioning runner two ends; Be formed with one on the drive end of this connecting rod and slip the hole, slip for the start projection eye-splice of this switch module.

This safety cap body is concaved with a groove, and these groove two sides have respectively provided a button hole, and offers a long and narrow mouth of wearing in the centre; This each projection of switch seat board two sides has a pin, fixes with the mutual eye-splice of this button hole respectively, and this switch seat board is chimeric to be fixed in this groove, and this start projection passes this long and narrow mouth of wearing.

The safety cap of bimirror chip provided by the utility model, because this sunshade eyeglass can be operated from the external switch assembly individually, with this sunshade eyeglass of interlock up lift open open or down shielding use, therefore, in operating process, can not disturb fully and hinder the eyeglass that keeps out the wind, also can not be subjected to keeping out the wind the stopping of eyeglass, reach simple and convenient and hommization operation effect so can use.

Description of drawings

Fig. 1 is the sectional perspective exploded view of the utility model safety cap.

Fig. 2 is the side-looking of operation interlock structure and action schematic diagram of the utility model sunshade eyeglass.

Fig. 3 is the user mode schematic diagram of the utility model safety cap, and shows that this eyeglass that keeps out the wind is in the shielding user mode, and this sunshade eyeglass is in and up lifts the hidden accept state that opens.

Fig. 4 is the user mode schematic diagram of the utility model safety cap, and shows that this eyeglass that keeps out the wind is in and up lift the state of opening that opens, and this sunshade eyeglass is in the down user mode of shielding.

The specific embodiment

At first, see also Fig. 1 to Fig. 4, the utility model is a kind of safety cap preferred embodiment of bimirror chip, and this safety cap mainly includes a safety cap body 10, a switch seat board 20, keep out the wind eyeglass 30, two cranks 40, a sunshade eyeglass 50, a connecting rod 60 and a switch module 70; Wherein:

This safety cap body 10, its appearance and modeling is roughly with known identical, present embodiment system explains with all cover safety cap, and be arranged with a seat groove 11 that roughly is triangular shape in pick up the ears a subordinate side place wherein, these groove 11 2 sides have respectively provided a button hole 111, and in this groove 11 roughly in the middle of the place offer one and can run through be communicated with these safety cap body 10 inside long and narrow and wear mouthfuls 112.

This switch seat board 20, roughly triangular in shape, and with this safety cap body 10 the seat groove 11 match, and each projection of two sides has a pin 21, can fix with the button hole 111 relative eye-splices of this groove 11 respectively, make this switch seat board 20 be able to chimeric being fixed in this groove 11, and be provided with the positioning runner 22 of a two ends broad thereon.

This eyeglass 30 that keeps out the wind, roughly with known identical, and two sides are hubbed at this safety cap body 10 2 portion outside wall surface place of picking up the ears respectively, are opened and cover down and can up lift.

This crank 40 has a driving crank 41, and a driven crank 42, and roughly L-shaped respectively; This driving crank 41 respectively has a pivot end 410,420 and a stiff end 411,421 with driven crank 42; The pivot end 410,420 of present embodiment has an axis hole 412,422, can be hubbed at the madial wall place of these safety cap body 10 relative ear positions respectively, making this driving crank 41 can be that axis of rotation swings up and down with this pivot end 410,420 respectively with driven crank 42; 411 of the pivot end 410 of this driving crank 41 and stiff ends also are provided with a limit sliding chutes 413.

This sunshade eyeglass 50, its two side intercalation respectively is fixed on the stiff end 411,421 of this driving crank 41 and driven crank 42, and can swing up and down with driven crank 42 along with this driving crank 41, open hidden accept in these safety cap body 10 upper interior and up lift, or down turn to lift the cover under be masked state.

This connecting rod 60 has a drive end 61, a driven end 62, and a pivot joint position 63 that is positioned at 62 of this drive end 61 and driven ends; The connecting rod 60 of present embodiment roughly is " く " shape, and this drive end 61 is formed with one and slips hole 611, be equipped with a slide block 621 on this driven end 62, can slip mutually with the limit sliding chutes 413 of driving crank 41, simultaneously, be formed with an axis hole 631 on this pivot joint position 63, can be for the madial wall appropriate location that is articulated in this safety cap body 10, when making this connecting rod 60 be the axis of rotation reciprocally swinging with this pivot joint position 63, can see through slide block 621 locating slip in the limit sliding chutes 413 of driving crank 41 on this driven end 62, this driving crank 41 of start simultaneously swings up and down.

This switch module 70 roughly is to be triangular shape, and can limitedly be installed in this safety cap body 10 lateral wall appropriate locations slippingly, and its inboard is provided with a start position, can be suitably links mutually with the drive end 61 of this connecting rod 60; The start position system of present embodiment is made of a start projection 71, can pass the positioning runner 22 of this switch seat board 20 and long and narrow mouthful 112 backs of wearing in 10 grooves of safety cap body 11 in regular turn slips with the hole 611 mutual eye-splices of slipping on these connecting rod 60 drive ends 61, when this switch module 70 slides between these positioning runner 22 2 ends when location, can see through this connecting rod 60 and driving crank 41 in regular turn and come this sunshade eyeglass 50 of start to lift to open or cover down; In addition these switch module 70 outside wall surface are one-body molded most flanges 72, and the person of being easy to use passes the operation application of force with finger.

Please consult Fig. 2 again, the safety cap of the bimirror chip of the above-mentioned preferred embodiment of the utility model, after the user dresses, the horizontal push-and-pull operation of finger be can be directly see through and safety cap body 10 1 pick up the ears the switch module 70 slippage forward location or the location of slippage backward of subordinate side be positioned at, come 60 swings of start connecting rod, see through connecting rod 60 again and slip this driving crank 41 of interlock, make be installed on this driving crank 41 can be with the sunshade eyeglass 50 on the driven crank 42 along with of the swing of this driving crank 41 with driven crank 42, opened and up lift to open, or used by the shielding that down pivots; In view of the above,, or when just having dressed, only can use the eyeglass 30 that keeps out the wind usually, and can not use sunshade eyeglass 50 (as Fig. 3) when sunlight is not strong, afterwards, can be again various different situations when driving adjust at any time; Therefore, when running into sunlight grow or other factors, and when need using sunshade eyeglass 50, the user just can see through the switch module 70 of handling safety cap body 10 sides, start sunshade eyeglass 50 down shields use individually, and need not operate the eyeglass 30 that keeps out the wind fully, at this moment, just form keep out the

wind eyeglass

30 and 50 while of sunshade eyeglass user mode.In addition when the user because of travelling at a slow speed or other factors, and need not use when keeping out the wind eyeglass 30, only the need eyeglass 30 that will keep out the wind is individually directly up pulled to lift to open and is got final product, so also can not disturb or interlock sunshade eyeglass 50 (as shown in Figure 4).Working as the user again uses under keep out the wind eyeglass 30 and sunshade eyeglass 50 states at the same time, because of running into that sunlight dies down or needing clearer sight factor such as to look, and need not re-use sunshade eyeglass 50 time, can see through the switch module 70 of handling safety cap body 10 sides equally, individually this sunshade eyeglass 50 is up lifted to open and open, it is taken in be hidden in this safety cap body 10 inside (as Fig. 3), and need not operate fully or this eyeglass 30 that keeps out the wind of interlock, so can use the purpose that reaches simple and convenient and hommization operation.

By above explanation, can and can reach effect and put in order as follows characteristic of the present utility model:

One, sunshade eyeglass 50 of the present utility model can be operated separately, and the switch module 70 for operation is to be positioned at safety cap body 10 outsides, a pick up the ears subordinate side place just, therefore, the user can operate the application of force easily, comes start sunshade eyeglass 50, makes the operation of sunshade eyeglass 50 can not disturb the eyeglass 30 that keeps out the wind fully, can not be subjected to the obstruction of eyeglass 30 of keeping out the wind, so can use effect and the purpose that reaches simple and convenient and hommization operation yet.

Two, sunshade eyeglass 50 of the present utility model up lifts when opening, and can be hidden to be accommodated in safety cap body 10 inside, therefore, need not block user's sight line fully, outside also can not being exposed to, and can improve the security that drives, and whole its aesthetic appearance.

Three, sunshade eyeglass 50 of the present utility model is to be positioned at eyeglass 30 inboards of keeping out the wind, but more adopt hidden accept in the design of safety cap body 10 inside, so using under the masked state, can further press close to user's eye, just as dressing sunglasses, therefore, can bring into play splendid sunlight shield effectiveness, and extremely dazzling and aesthetic feeling under the masked state.

Four, sunshade eyeglass 50 of the present utility model adopts the connecting rod 60 and the serial verb construction of crank 40 to design, and can reach the accurate location of one-time-reach-place and the effect that fixedly positioning, and is more simple and easy fast except operation, also do not have because of driving to rock and produces loosening doubt of dropping.

In sum, the utility model is real in like product its splendid progressive practicality, looks through domestic and international technical data about this class formation simultaneously, also finds no identical construction in the document and exists formerly.

Yet the above only is a preferable possible embodiments of the present utility model, so the equivalent structure that all acts application the utility model specification and claim are done changes, ought to be included in the claim of the present utility model.

Claims

1, a kind of safety cap of bimirror chip is characterized in that, it is to comprise:

One safety cap body;

One eyeglass that keeps out the wind, its two side-line are hubbed at this safety cap body two portion outside wall surface place of picking up the ears respectively;

One sunshade eyeglass, its two side-line is mounted on respectively on the stiff end of this driving crank and driven crank;

One connecting rod has a drive end, a driven end, and a pivot joint position that is positioned between this drive end and this driven end; This pivot joint position is articulated in this safety cap body madial wall predetermined position; Slip mutually between the pivot end of this driven end system and this driving crank and stiff end;

One switch module is limited being installed in slippingly on this safety cap body lateral wall predetermined position, and this switch module has a start position, links the drive end of this connecting rod.

2, the safety cap of bimirror chip as claimed in claim 1 is characterized in that, is provided with a limit sliding chutes between the pivot end of this driving crank and stiff end; Be equipped with a slide block on the driven end of this connecting rod, slip mutually with this limit sliding chutes, and in this limit sliding chutes locating slip and this driving crank of start.

3, the safety cap of bimirror chip as claimed in claim 1 is characterized in that, also includes a switch seat board, is mounted on this safety cap body, which is provided with the positioning runner of a two ends broad; The moved end system that does of this switch module is made of a start projection, passes this positioning runner, and the location of sliding between these positioning runner two ends; Be formed with one on the drive end of this connecting rod and slip the hole, slip for the start projection eye-splice of this switch module.

4, the safety cap of bimirror chip as claimed in claim 3 is characterized in that, this safety cap body is concaved with a groove, and these groove two sides have respectively provided a button hole, and offers a long and narrow mouth of wearing in the centre; This each projection of switch seat board two sides has a pin, fixes with the mutual eye-splice of this button hole respectively, and this switch seat board is chimeric to be fixed in this groove, and this start projection passes this long and narrow mouth of wearing.